DCCWiki, a community DCC encyclopedia.
Jump to: navigation, search

Multifunction Decoder:

Digitrax: DH126D

Summary: 1.5 amp decoder with FX3 function outputs for prototypical lighting effects and on/off control. Desided for HO scale, and is a wired decoder.

See more Multifunction Decoders
Digitrax DH126D.jpg
General information
Manufacturer Digitrax
MSRP 23.00 USD23.41 EUR <br />20.49 GBP <br />34.76 AUD <br />31.03 CAD <br />
Compare Prices Latest Prices
Product information
Part Number
Decoder Core Features Functions, Lights

Product URL External Product Link
Product Manual File File Link
Product Quick Start File File Link
Product Specifications File File Link
Year Released 02/2014
Hardware Information
Scales HO
Connection Method Wire Leads
Length 27.28 mm2.728 cm <br />0.0273 m <br />1.074 in <br />0.0895 ft <br />
Width 17.08 mm1.708 cm <br />0.0171 m <br />0.672 in <br />0.056 ft <br />
Height 6.6 mm0.66 cm <br />0.0066 m <br />0.26 in <br />0.0217 ft <br />
Continuous Amps 1.25
Max Amps 2
Voltage Range
General DCC Information
Extended Addressing Yes
Speed Steps 28/128
User Loadable Speed Table Yes
Back EMF
Programming Modes
Decoder Assisted Consists Yes
CV Readback
Silent Running (HF) Yes
Kick Start
Function Information
# of Functions 2
Function Amps 500ma
# of Lighting Effects 2
# of Sound Effects 0
Programming Information
Programming Lock
Decoder Programming Modes
Misc Items
SUSI Interface No
Has computer interface None
Firmware Upgrade Possible
UPC Number


  • FX3 Function outputs for prototypical lighting effects and on/off control:
    • Constant Brightness Lighting with directional or independent control.
    • Realistic Effects like Ditch lights, Mars lights, strobes, and many more
    • FX3 & Standard Function Qualifiers operate functions based on direction,
    • F0 on or off, direction and F0, and whether loco is moving.
    • FX3 effects optimized for selectable LED or lamp operation
    • Configurable FX3 Pulse Function available on all function outputs.
    • Function Remapping for custom function setup.
    • Master Light Switch turns off all lights & functions with one keystroke.
    • Advanced Consist Function Controls
  • Digitrax LocoMotion® System-Your locomotives look like the real thing.
    • The Digitrax LocoMotion System makes them run like the real thing, too!
    • Torque Compensation for smooth as silk silent operation.
    • 128 Speed Step operation (14 or 28 steps can also be used).
    • Momentum with acceleration and deceleration.
    • Normal Direction of Travel is user selectable.
    • Switching Speed feature for easier and faster access to yard speeds.
    • 3 Step Speed Tables set start, mid and max voltage for custom control.
    • 28 Step Speed Tables with 256 level resolution for precise control.
  • Program CVs using any Digitrax Compatible Control system without having to buy any extra equipment.
  • Series 6 Decoder Features.
  • 2 Digit and 4 Digit Addressing.
  • Basic, Advanced & UniVersal Consisting.
  • SuperSonic motor drive for silent operation.
  • Direct mode programming.
  • Decoder Reset CV with or without speed table reset.
  • Transponder Equipped ready for transponding on your Layout.
  • Motor Isolation Protection helps prevent damage to your decoder.
  • DCC Compatible.
  • FCC Part 15, Class B RFI compliant.
  • Digitrax “No Worries” Warranty.


  • No FAQs link to this page.

See Also

Articles Referencing this Page

See more results...

Related Digitrax Multifunction Decoders